public class MeetingRecord {
    
    public Id opptyId { get; set; }
    public User host { get; set; }
    public Map<String, Contact> c_participants { get; set; }
    public Map<String, Lead> l_participants { get; set; }
    public Map<String, User> u_participants { get; set; }
    public Map<String, Contact> c_invitees { get; set; }
    public Map<String, Lead> l_invitees { get; set; }
    public Map<String, User> u_invitees { get; set; }
    public List<String> filesPresented { get; set; }
    public String activityLink { get; set; }
    public String activityLinkAtom { get; set; }
    public String activityId { get; set; }
    public Id recordId { get; set; }
    public String name { get; set; }
    
    public MeetingRecord(ID opptyId) {
        this.opptyId = opptyId;
    }
}